Tire tread



FIG. 1 is a perspective view of a tire tread showing our new design, it being understood that the tread pattern repeats uniformly throughout the circumference of the tread;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof, the opposite side elevational view being identical thereto; and,

FIG. 4 is an enlarged fragmentary perspective view thereof.

In the drawings, the broken lines defining the inner head and sidewall of the tire are for illustrative purposes only and form no part of the claimed design. 

The ornamental Design for a tire tread, as shown and described. 